/*
  Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/C++ is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
  MySQL Connectors. There are special exceptions to the terms and
  conditions of the GPLv2 as it is applied to this software, see the
  FLOSS License Exception
  <http://www.mysql.com/about/legal/licensing/foss-exception.html>.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published
  by the Free Software Foundation; version 2 of the License.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  for more details.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/

#ifndef _MYSQL_STATEMENT_H_
#define _MYSQL_STATEMENT_H_

#include <boost/shared_ptr.hpp>
#include <cppconn/statement.h>
#include <cppconn/resultset.h>

#include "mysql_warning.h"

#include "mysql_util.h"

namespace sql
{
    namespace mysql
    {
        class MySQL_Connection;
        class MySQL_DebugLogger;


        namespace NativeAPI
        {
            class NativeResultsetWrapper;
            class NativeConnectionWrapper;
        }

        class MySQL_Statement : public sql::Statement
        {
        protected:
            boost::scoped_ptr<MySQL_Warning> warnings;
            MySQL_Connection* connection;
            boost::shared_ptr< NativeAPI::NativeConnectionWrapper > proxy;

            void do_query(const char* q, size_t length);
            bool isClosed;
            bool warningsHasBeenLoaded;

            uint64_t last_update_count;

            boost::shared_ptr< MySQL_DebugLogger > logger;

            sql::ResultSet::enum_type resultset_type;

            virtual boost::shared_ptr< NativeAPI::NativeResultsetWrapper > get_resultset();
            virtual void checkClosed();

        public:
            MySQL_Statement(MySQL_Connection* conn, boost::shared_ptr< NativeAPI::NativeConnectionWrapper > & _proxy,
                            sql::ResultSet::enum_type rset_type, boost::shared_ptr< MySQL_DebugLogger > & l);

            ~MySQL_Statement();

            sql::Connection* getConnection();

            void cancel();

            void clearWarnings();

            void close();

            bool execute(const sql::SQLString& sql);

            sql::ResultSet* executeQuery(const sql::SQLString& sql);

            int executeUpdate(const sql::SQLString& sql);

            size_t getFetchSize();

            unsigned int getMaxFieldSize();

            uint64_t getMaxRows();

            bool getMoreResults();

            unsigned int getQueryTimeout();

            sql::ResultSet* getResultSet();

            sql::ResultSet::enum_type getResultSetType();

            uint64_t getUpdateCount();

            const SQLWarning* getWarnings(); /* should return differen type */

            Statement* setBuffered();

            void setCursorName(const sql::SQLString& name);

            void setEscapeProcessing(bool enable);

            void setFetchSize(size_t rows);

            void setMaxFieldSize(unsigned int max);

            void setMaxRows(unsigned int max);

            void setQueryTimeout(unsigned int seconds);

            sql::Statement* setResultSetType(sql::ResultSet::enum_type type);
        private:
            /* Prevent use of these */
            MySQL_Statement(const MySQL_Statement&);
            void operator=(MySQL_Statement&);
        };

    } /* namespace mysql */
} /* namespace sql */
#endif // _MYSQL_STATEMENT_H_

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */
